def from_string(source):
"""
Create a template from the template source.
"""
global _from_string_env
if _from_string_env is None:
from jinja.environment import Environment
_from_string_env = Environment()
return _from_string_env.from_string(source)
def from_string(source):
"""
Create a template from the template source.
"""
global _from_string_env
if _from_string_env is None:
from jinja.environment import Environment
_from_string_env = Environment()
return _from_string_env.from_string(source)
class BuffetPlugin(object):
"""
Implements the Jinja buffet plugin. Well. It works for pylons and should
work for TurboGears too if their plugin system would work.
"""
def __init__(self, extra_vars_func=None, options=None):
if 'jinja.environment' in options:
self.env = options['jinja.environment']
else:
opt = {}
for key, value in options.iteritems():
if key.startswith('jinja.') and key != 'jinja.extension':
opt[key[6:]] = value
loader_func = opt.pop('loader_func', None)
getmtime_func = opt.pop('getmtime_func', None)
use_memcache = opt.pop('use_memcache', False)
memcache_size = opt.pop('memcache_size', 40)
cache_folder = opt.pop('cache_folder', None)
auto_reload = opt.pop('auto_reload', True)
if 'searchpath' in opt:
opt['loader'] = FileSystemLoader(opt.pop('searchpath'),
use_memcache, memcache_size,
cache_folder, auto_reload)
elif 'package' in opt:
opt['loader'] = PackageLoader(opt.pop('package'),
opt.pop('package_path', ''),
use_memcache, memcache_size,
cache_folder, auto_reload)
elif loader_func is not None:
opt['loader'] = FunctionLoader(loader_func, getmtime_func,
use_memcache, memcache_size,
cache_folder, auto_reload)
self.env = Environment(**opt)
self.extra_vars_func = extra_vars_func
self.extension = options.pop('jinja.extension', 'html')
def load_template(self, templatename, template_string=None):
if template_string is not None:
return self.env.from_string(template_string)
if templatename.startswith('!'):
jinja_name = templatename[1:]
else:
jinja_name = templatename.replace('.', '/') + '.' + self.extension
return self.env.get_template(jinja_name)
def render(self, info, format='html', fragment=False, template=None):
if isinstance(template, basestring):
template = self.load_template(template)
if self.extra_vars_func:
info.update(self.extra_vars_func())
return template.render(info)
